Avitrol products have been proven humane and are extremely effective in controlling and dispersing pest birds, the manufacturer reports.. In fact, target flocks that are frightened away with Avitrol will not return, the company reports.. Avitrol products are designed to assist you in growing your business without taking a significant bite out of your bottom line, all while effectively addressing your clients’ pest bird problem. So for help with your pest bird management needs, turn to the solution that professionals have utilized for over 40 years. For more information on using and purchasing Avitrol, or for assistance with your pest bird management needs, call 800-633-5069 or visit www.avitrol.com.